CVE-2020-12890
Last modified
CVE-2020-12890 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. Improper handling of pointers in the System Management Mode (SMM) handling code may allow for a privileged attacker with physical or administrative access to potentially manipulate the AMD Generic Encapsulated Software Architecture (AGESA) to execute arbitrary code undetected by the operating system.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
Improper handling of pointers in the System Management Mode (SMM) handling code may allow for a privileged attacker with physical or administrative access to potentially manipulate the AMD Generic Encapsulated Software Architecture (AGESA) to execute arbitrary code undetected by the operating system.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Amd | Amd Generic Encapsulated Software Architecture | All versions |
References
- https://www.amd.com/en/corporate/product-securityVendor Advisory
- https://www.amd.com/en/corporate/product-securityVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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